*{
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
html,body{
    padding: 0;
    margin: 0;
    width: 100%;
    height: 100%;
}
body{
    background-image: url(../img/55b0747d6ce7b.jpg);
    background-size: 100% 100%;
}

h1{
    text-align: center;
}
.row{
    margin-bottom: 25px;
    text-align: center;
}
.container{
    position: relative;
    top: 6vw;
}

#yzm{
    padding: 5px;
}

.login{
    /*display: none;*/
    border: 1px solid gray;
    background-color: rgba(255,255,255,.5);
    border-radius: 20px;
    padding: 30px 0;
    /*margin: 0 20px;*/
    position: relative;
    top: 4vw;
    /*transition: all 1s;*/
}
@media only screen and (max-width: 768px) {

    .login{
        border: none;
        background-color: rgba(255,255,255,.0);
        padding: 30px 0;
        margin: 0 20px;
    }
}
.input-group{
    padding-bottom: 8px;
}
